6
14 590 42 Rev. --
KohlerEngines.com
Change Oil
This engine does not require annual oil
changes, just check oil level before each use,
and add as needed. However, if you decide to
change oil, follow procedure below.
Change oil while engine is warm.
Dipstick tube:
1. Clean area around oil fi ll cap/dipstick.
2. Remove oil fi ll cap/dipstick. Tilt engine on its
side with air cleaner facing up. Drain oil into
appropriate container.
3. After crankcase is drained completely, tilt
engine upright.
4. Fill crankcase with new oil. Level should be
at top of indicator on dipstick.
5. Reinstall oil fi ll cap/dipstick and tighten
securely.
6. Dispose of used oil in accordance with local
ordinances.
Crankcase plug:
1. Disable engine by disconnecting spark plug.
2. Clean area around oil fi ll cap/dipstick.
Remove oil fi ll cap/dipstick.
3. Remove crankcase plug on bottom of
engine; drain oil into appropriate container.
4. Apply thread sealant around three full
threads of drain plug; reinstall drain plug.
Torque to 120 in. lb. (13.6 N·m).
5. Fill crankcase with new oil. Level should be
at top of indicator on dipstick.
6. Reinstall oil fi ll cap/dipstick and tighten
securely.
7. Dispose of used oil in accordance with local
ordinances.
Fuel Recommendations
WARNING
Explosive Fuel can cause fi res
and severe burns.
Do not fi ll fuel tank while engine is
hot or running.
Gasoline is extremely fl ammable and
its vapors can explode if ignited. Store
gasoline only in approved containers, in
well ventilated, unoccupied buildings, away
from sparks or fl ames. Spilled fuel could
ignite if it comes in contact with hot parts or
sparks from ignition. Never use gasoline as a
cleaning agent.
NOTE: E15, E20 and E85 are NOT approved
and should NOT be used; eff ects of
old, stale or contaminated fuel are not
warrantable.
Fuel must meet these requirements:
● Clean, fresh, unleaded gasoline.
● Octane rating of 87 (R+M)/2 or higher.
● Research Octane Number (RON) 90 octane
minimum.
● Gasoline up to 10% ethyl alcohol, 90%
unleaded is acceptable.
● Methyl Tertiary Butyl Ether (MTBE) and
unleaded gasoline blend (max 15% MTBE by
volume) are approved.
● Do not add oil to gasoline.
● Do not overfi ll fuel tank.
● Do not use gasoline older than 30 days.
Add Fuel
WARNING
Explosive Fuel can cause fi res
and severe burns.
Do not fi ll fuel tank while engine is
hot or running.
Gasoline is extremely fl ammable and
its vapors can explode if ignited. Store
gasoline only in approved containers, in
well ventilated, unoccupied buildings, away
from sparks or fl ames. Spilled fuel could
ignite if it comes in contact with hot parts or
sparks from ignition. Never use gasoline as a
cleaning agent.
Ensure engine is cool.
1. Clean area around fuel cap.
2. Remove fuel cap. Fill to base of fi ller neck.
Do not overfi ll fuel tank. Leave room for fuel
to expand.
3. Reinstall fuel cap and tighten securely.
Fuel Line
Low permeation fuel line must be installed on
carbureted Kohler Co. engines to maintain EPA
and CARB regulatory compliance.
